20585474

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5953}}^1$

素因数の和:5994

約数の個数: 32

約数和(自身を含む): 40010880

約数和(自身を除く): 19425406

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5953, 11906, 41671, 77389, 83342, 113107, 154778, 226214, 541723, 791749, 1083446, 1470391, 1583498, 2940782, 10292737, 20585474]

約数ペア:

[(1, 20585474), (2, 10292737), (7, 2940782), (13, 1583498), (14, 1470391), (19, 1083446), (26, 791749), (38, 541723), (91, 226214), (133, 154778), (182, 113107), (247, 83342), (266, 77389), (494, 41671), (1729, 11906), (3458, 5953)]